Home / 910,967.53-1,257,122.05-503,086.63

Finding the Fourth Proportional to 910,967.53, 1,257,122.05 and 503,086.63

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Solution

The fourth proportional to 910,967.53, 1,257,122.05 and 503,086.63 is: 694,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,967.53 : 1,257,122.05 = 503,086.63 : x
  2. Step 2: Convert to fraction form
    910,967.53/1,257,122.05 = 503,086.63/x
  3. Step 3: Cross multiply
    910,967.53x = 1,257,122.05 × 503,086.63
  4. Step 4: Simplify right side
    910,967.53x = 632,441,295,633.19
  5. Step 5: Solve for x
    x = 632,441,295,633.19/910,967.53
  6. Step 6: Final answer
    x = 694,252.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.